. >>> barack obama and mitt romney duking it out now at the home stretch. the new poll showing the race in a key battleground state is slipping away from romney. why he says he is not worried. >> and the bay area native who survived a deadly of a good afternoon. what he is saying about his ordeal. >> and a quarter of a million dollar jackpot lost in san francisco. >> and then later on "nightline" -- >> i'm cynthia mcfaden, coming up next on "nightline," in the rebellion against the new healthy school lunch guidelines. and from harry potter to a new book for adults only. jk ♪ just put a little bit of yourself ♪ ♪ in everything you do [ female announcer ] add your own ingredients to hamburger helper for a fresh take on a quick, delicious meal. it's one box with hundreds of possibilities. of green giant vegetables it's easy to eat like a giant... ♪ and feel like a green giant. ♪ ho ho ho ♪ green giant shift in momentum in the race for president. new polls show president obama now 10 points up on mitt romney in ohio which is a key battle ground stat